Add 25/30 and 90/7, Solve 25/30 + 12 6/7 as a fraction

Add 25/30 and 90/7

1^st number: 25/30, 2^nd number: 12 6/7

25/30 + 90/7 is 575/42.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 30 × 7 = 210,
25/30 = 25 × 7/30 × 7 = 175/210
Likewise, for the 2nd fraction, since 7 × 30 = 210,
90/7 = 90 × 30/7 × 30 = 2700/210
Add the two like fractions:
175/210 + 2700/210 = 175 + 2700/210 = 2875/210
2875/210 simplified gives 575/42
So, 25/30 + 90/7 = 575/42
In mixed form: 1329/42

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